package com.yywz.lang;

public class StringTest {

	public static void main(String[] args) {
		StringBuffer sb = new StringBuffer();
		sb.append("a").append("b").append("c").append("d")
		  .append("e").append("f").append("g").append("h");
		sb.setLength(10);
		System.out.println(sb.toString());
	}

}
